3. The difficulty is, in part, a consequence of the problem known as the tragedy of the commons, whereby a commonly held resource is over-exploited. Governments, in thrall to fishing lobbies which are more concerned with making money today than preserving fish stocks for the future, set unrealistic quotas, and there is a lot of illegal fishing too, conducted without _______ in controlled waters.(A) permission (B) hermits (C) promiscuity (D) promotion